$string1 = "2008/11/22 01:40:00.000";
$string2 = "2008/11/22 01:45:00.000";

##</code><code>##

if($string1 eq $string2){$early = $ARGV[0]; $late = $ARGV[1];}
if($string1 lt $string2){$early = $ARGV[0]; $late = $ARGV[1];}
if($string1 gt $string2){$early = $ARGV[1]; $late = $ARGV[0];}